636
FNCA52 TJSJ 011930
FWFSJU
FIRE WEATHER PLANNING FORECAST FOR PUERTO RICO
NATIONAL WEATHER SERVICE SAN JUAN PR
330 PM AST WED APR 1 2026
DISCUSSION
NO FIRE DANGER IS EXPECTED TODAY.
PRZ014-020800-
SOUTHEAST COASTAL PLAINS-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 50 50
TEMP (24H TREND) 68 (0) 86 (+1) 69 86
RH % (24H TREND) 91 (-2) 47 (-7) 89 50
WIND 20FT/EARLY(MPH) NE 9 E 13 NE 11 NE 16 G23
WIND 20FT/LATE(MPH) NE 8 E 14 G23 NE 9 E 16 G24
MIXING HGT(FT-AGL/MSL) 5390 5610
TRANSPORT WND (MPH) E 14 E 16
VENT RATE (KT-FT) 64680 78540
DISPERSION 5 5
DSI 4 6 5 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ015-020800-
SOUTHERN HILLS-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 80 40 60
TEMP (24H TREND) 63 (-1) 82 (+2) 66 82
RH % (24H TREND) 98 (0) 63 (-6) 96 66
WIND 20FT/EARLY(MPH) NE 11 NE 11 NE 12 NE 13
WIND 20FT/LATE(MPH) NE 11 E 13 NE 11 E 14
MIXING HGT(FT-AGL/MSL) 5900 5720
TRANSPORT WND (MPH) E 13 E 16
VENT RATE (KT-FT) 64900 80080
DISPERSION 5 5
DSI 3 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ016-020800-
NORTH COASTAL PLAINS-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 60 70 60
TEMP (24H TREND) 67 (-1) 84 (+2) 69 84
RH % (24H TREND) 100 (+1) 65 (-6) 96 65
WIND 20FT/EARLY(MPH) E 13 E 13 E 17 E 18
WIND 20FT/LATE(MPH) E 12 E 17 E 16 E 18
MIXING HGT(FT-AGL/MSL) 5040 5030
TRANSPORT WND (MPH) E 16 E 20
VENT RATE (KT-FT) 70560 85510
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ017-020800-
NORTHERN HILLS-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 60 60 60
TEMP (24H TREND) 64 (-1) 83 (+2) 67 83
RH % (24H TREND) 100 (0) 65 (-6) 96 65
WIND 20FT/EARLY(MPH) E 12 E 12 E 14 E 17
WIND 20FT/LATE(MPH) E 11 NE 14 E 13 NE 17
MIXING HGT(FT-AGL/MSL) 5670 5300
TRANSPORT WND (MPH) E 15 E 18
VENT RATE (KT-FT) 73710 84800
DISPERSION 5 5
DSI 5 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ018-020800-
WEST COAST-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 30 80 30 80
TEMP (24H TREND) 65 (-1) 85 (-2) 67 87
RH % (24H TREND) 100 (+1) 62 (-1) 96 62
WIND 20FT/EARLY(MPH) NE 16 E 16 NE 19 E 19
WIND 20FT/LATE(MPH) NE 16 E 13 NE 18 E 17
MIXING HGT(FT-AGL/MSL) 5540 5410
TRANSPORT WND (MPH) E 10 E 16
VENT RATE (KT-FT) 49860 75740
DISPERSION 5 5
DSI 4 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ019-020800-
EASTERN INTERIOR-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 70 70 60
TEMP (24H TREND) 65 (-1) 83 (+3) 67 83
RH % (24H TREND) 99 (0) 64 (-6) 97 65
WIND 20FT/EARLY(MPH) NE 11 E 11 NE 13 E 14
WIND 20FT/LATE(MPH) NE 11 E 12 NE 13 E 13
MIXING HGT(FT-AGL/MSL) 5900 5570
TRANSPORT WND (MPH) E 13 E 16
VENT RATE (KT-FT) 64900 77980
DISPERSION 5 5
DSI 3 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ022-020800-
LUQUILLO MOUNTAIN RANGE-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 70 70 60
TEMP (24H TREND) 62 (-2) 79 (+2) 65 78
RH % (24H TREND) 100 (0) 69 (-5) 100 72
WIND 20FT/EARLY(MPH) NE 9 E 10 NE 10 E 12
WIND 20FT/LATE(MPH) NE 8 E 10 NE 10 E 11
MIXING HGT(FT-AGL/MSL) 4110 4410
TRANSPORT WND (MPH) E 14 E 17
VENT RATE (KT-FT) 49320 66150
DISPERSION 5 5
DSI 4 6 5 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ023-020800-
CENTRAL MOUNTAIN RANGE-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 80 40 70
TEMP (24H TREND) 62 (0) 80 (+3) 63 81
RH % (24H TREND) 100 (0) 66 (-7) 99 67
WIND 20FT/EARLY(MPH) NE 11 E 11 NE 13 NE 14
WIND 20FT/LATE(MPH) NE 11 NE 11 NE 13 E 13
MIXING HGT(FT-AGL/MSL) 6120 5730
TRANSPORT WND (MPH) E 12 E 16
VENT RATE (KT-FT) 61200 80220
DISPERSION 5 5
DSI 2 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ024-020800-
CAYEY MOUNTAIN RANGE-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 50 70 60
TEMP (24H TREND) 63 (0) 79 (+2) 66 77
RH % (24H TREND) 100 (0) 69 (-4) 99 74
WIND 20FT/EARLY(MPH) NE 9 E 10 NE 10 NE 12
WIND 20FT/LATE(MPH) NE 8 E 11 NE 9 E 12
MIXING HGT(FT-AGL/MSL) 5170 5190
TRANSPORT WND (MPH) E 14 E 17
VENT RATE (KT-FT) 62040 77850
DISPERSION 5 5
DSI 3 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ025-020800-
VIEQUES-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 60 50
TEMP (24H TREND) 70 (-1) 87 (+1) 72 86
RH % (24H TREND) 93 (0) 55 (-2) 87 57
WIND 20FT/EARLY(MPH) NE 14 E 13 NE 17 E 18
WIND 20FT/LATE(MPH) NE 14 E 13 NE 18 E 14
MIXING HGT(FT-AGL/MSL) 3360 3460
TRANSPORT WND (MPH) E 16 E 21
VENT RATE (KT-FT) 47040 62280
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ026-020800-
CULEBRA-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 60 60
TEMP (24H TREND) 70 (-3) 88 (+2) 72 86
RH % (24H TREND) 100 (+9) 55 (-6) 94 59
WIND 20FT/EARLY(MPH) NE 14 E 14 NE 18 E 18
WIND 20FT/LATE(MPH) E 14 E 14 NE 18 E 14
MIXING HGT(FT-AGL/MSL) 3430 3540
TRANSPORT WND (MPH) E 16 E 22
VENT RATE (KT-FT) 48020 67260
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ027-020800-
SOUTHWEST COASTAL PLAINS AND MONA ISLAND-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 70 40 60
TEMP (24H TREND) 66 (-1) 87 (0) 68 87
RH % (24H TREND) 95 (+2) 48 (-3) 92 50
WIND 20FT/EARLY(MPH) NE 16 E 14 NE 18 E 18
WIND 20FT/LATE(MPH) NE 16 E 14 G22 NE 19 E 17 G25
MIXING HGT(FT-AGL/MSL) 5660 5780
TRANSPORT WND (MPH) E 10 E 13
VENT RATE (KT-FT) 50940 63580
DISPERSION 5 5
DSI 2 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
VIZ001-020800-
SAINT THOMAS AND SAINT JOHN-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 60 50 40
TEMP (24H TREND) 66 (-7) 87 (+4) 69 84
RH % (24H TREND) 100 (+11) 55 (-8) 99 60
WIND 20FT/EARLY(MPH) NE 16 E 14 NE 18 E 18
WIND 20FT/LATE(MPH) E 16 E 14 NE 18 E 14
MIXING HGT(FT-AGL/MSL) 3480 3500
TRANSPORT WND (MPH) E 18 E 17
VENT RATE (KT-FT) 55680 52500
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
VIZ002-020800-
ST CROIX-
330 PM AST WED APR 1 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 40 60 50 40
TEMP (24H TREND) 70 (-2) 86 (+1) 71 86
RH % (24H TREND) 96 (+7) 57 (-2) 94 59
WIND 20FT/EARLY(MPH) NE 14 E 13 NE 17 E 17
WIND 20FT/LATE(MPH) E 14 E 13 E 16 E 14
MIXING HGT(FT-AGL/MSL) 4510 4680
TRANSPORT WND (MPH) E 16 E 18
VENT RATE (KT-FT) 63140 74880
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
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